Thomas Muster defeated Jan Siemerink 6-2 6-4 in the Vienna round of 32 on hard. The result followed the form book — Thomas Muster came in leading the head-to-head 2–0, defending last year's round of 16. Thomas Muster extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-08-04 | Cincinnati Masters | QF | hard | Thomas Muster | 6-7 7-6 7-6 |
| 1993-10-18 | Vienna | QF | hard | Thomas Muster | 5-2 |
Averages over each player's completed matches in the selected window (69 vs 151). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About